"three-pointed spear," mid-15c., from Latin noun use of adjective tridentem (nominative tridens) "three-pronged, three-toothed," from tri- "three" (see tri-) + dens "tooth" (see tooth). As a type of U.S. nuclear-powered submarine, recorded from 1972. Related: Tridental.
雙語例句
1. Request position of the Trident.
請告訴三叉戟的位置.
來自《簡明英漢詞典》
2. Prudence cannot be at the expense of prestige when it comes to the Trident nuclear deterrent.